I knocked on the door of the universe. "Am I real?" No one answered. I went to the edge of the world. "Do I exist?" I got no answer. I stood on a cloud and asked the sky, "What is life?" I received nothing. I knocked on the ground, one last try, "Do I matter?" I'll take that as a "no." I asked myself, "Is life worth it?" "Of course," I said. "Why should it not be?"